<template>
  <div class="tabs">
    <el-tag
      v-for="(item, index) in tags"
      :key="item.path"
      :closable="item.name !== 'home'"
      :effect="$route.name === item.name ? 'dark' : 'plain'"
      @click="changeMenu(item)"
      @close="handleClose(item, index)"
      size="small"
    >
      {{ item.label }}
    </el-tag>
  </div>
</template>

<script>
import { mapState, mapMutations } from "vuex";

export default {
  name: "CommonTag",
  data() {
    return {};
  },
  computed: {
    ...mapState({
      tags: (state) => state.tab.tabsList,
    }),
  },
  methods: {

    ...mapMutations(['closeTag']),

    //tag跳转
    changeMenu(item) {
      this.$router.push({ name: item.name });
    },
    //tag删除
    handleClose(item, index) {
      this.closeTag(item)
      const length = this.tags.length

      //删除完成跳转
      if(item.name !== this.$route.name){
            return
      }
      if(index === length){
            this.$router.push({
                  name: this.tags[index - 1].name
            })
      } else {
            this.$router.push({
                  name: this.tags[index].name
            })
      }
    },
  },
};
</script>

<style lang="less" scoped>
.tabs {
      padding: 20px;
      .el-tag {
            margin-right: 15px;
            cursor: pointer;
      }
}
</style>